Question

Given: 5n - 42 = 12n; Prove: n= -6
What are the Statements
What are the Reasons

Answer 1

-72=-72

Explanation:

5n-42=12n

n=-6

5*(-6)-42 = 12*(-6)

-30-42=-72

-72=-72

So, n= -6 is the right number for this equation